Well, Luna Lovegood could be a great ally for Harry. She has an open - minded and accepting nature. She might see something special in Harry even though he's been abandoned and would offer him her unique brand of friendship and support. Dumbledore, if he's still around in the fanfiction, would also be a key ally. He has a lot of knowledge and power and would likely take an interest in Harry's situation, guiding him and protecting him. And then there's the Weasley family. They are known for their warmth and kindness. Even if Harry is abandoned, they might take him in and be his family, with Ron being his closest friend among them.
Potential allies could include some of the professors at Hogwarts. For example, Professor McGonagall. She is strict but fair and would likely see the potential in Harry and offer him protection and guidance. The ghosts of Hogwarts could also be allies. They have a different perspective on things and might be able to offer Harry some insights into his past, especially those ghosts who have been at Hogwarts for a long time. Additionally, in a more unexpected turn, some of the Slytherin students might become allies. Maybe there are Slytherins who don't believe in the pure - blood ideology and see Harry as a kindred spirit in his abandonment and are willing to help him.
Some potential new allies could be the house - elves. They might see Harry's plight and decide to help him, using their unique magic and knowledge of Hogwarts' secrets. Another could be the centaurs in the Forbidden Forest. They are very wise and may take Harry under their wing.
Definitely Dumbledore, if he were still alive. He was always a guiding figure for Harry. He could use his wisdom and influence in the wizarding world to ensure that Harry gets the justice he deserves. Also, Neville could be an ally. Neville has grown into a strong and brave character, and he would stand by Harry, offering his loyalty and friendship during this difficult time.
Dumbledore could be a savior in this fanfiction. He has the power and the wisdom to step in and help Harry. He might have been waiting for the right moment to remove Harry from the Dursleys' influence. Also, there could be a new character, like an old and powerful wizard who has been in hiding but senses Harry's distress and comes to his aid. This wizard could have some unique magical abilities that can protect Harry and help him grow into a powerful wizard himself.
In the fanfiction, Harry might find allies among the ghosts in Hogwarts. Since he is the son of Hades, he could have a special connection with them. They could provide him with information and support. Another potential group of allies could be the outcasts in the wizarding world. People who have been shunned or misunderstood might be drawn to Harry because they see him as a fellow outcast due to his new identity. And there's also a possibility that some of the more rebellious students at Hogwarts, who are not afraid to go against the norm, would become his allies and help him face the challenges that come with being the son of Hades.
Hermione would likely be a strong ally. She's always been Harry's friend and is smart and resourceful. In this scenario, she could help fem Harry with spells and strategies to keep her and her child safe.
Hermione would definitely be one of his allies. She is smart and would be able to help him research about his new identity and how to control his powers. For example, she could find ancient texts in the Hogwarts library that relate to both the wizarding world and the Greek gods.
His friends from Hogwarts could still be his allies. Hermione would use her intelligence to help him understand his new situation. Ron would be there for moral support. Additionally, any friends or allies that Rias has in her world could also become Harry's allies. They might be magical creatures or other powerful mages.
Hermione would definitely be an ally. She's smart and would be able to help Harry research about his 'son of Mars' heritage, finding ancient spells or texts that could explain it further.
In this fanfiction, some of the potential allies for Harry could be the magical creatures that have a connection to Norse mythology. For example, the Valkyries. They could help Harry in battles or in understanding his new heritage. Another ally could be Odin, Frigga's husband. Despite the initial shock of Harry's existence, he might see the value in Harry and offer his protection and guidance. And don't forget Neville. He's always been a loyal friend to Harry, and in this new scenario, he would continue to be an ally, perhaps even more important as Harry faces new and different challenges.
One potential ally could be Hagrid. Hagrid has always been a friend to Harry, and in this fanfiction, he could help Harry understand his newfound heritage as the son of Hephaestus. Hagrid's knowledge of magical creatures could also be useful in Harry's adventures related to his Hephaestus - given abilities.